Window stop



\N. L. SHANKLAHND WINDOW STOP Filed Nov. 23. 1921 lli July 10,1923:

Patented Jur in, 192a.

7; time wqissow. error.-

its principalobject resides inthe provision of a device of this character which Wlll permit either sash to beraised a predetermined distance for ventilating purposes.

A further object of the invention resides in the provision ,of'arwindow stop embodying a pair of hinged elements, oneof which,

being attached to oneofthei'window sashes and the other being adapted. to bes'wung to a position at'right r angles to one sash to overlie the other sash and thereby prevent either'sash fromjbeing opened sufiiciently to. permit a person to passthrough the window. With the preceding andother objectsand' advantages in mind, theinve'ntion consists in the novel combination of elements,'construction and arrangement of parts and operations to be hereinafter more fully de- 'scribed,-claimed and illustrated in the ac- H v -and arrangement of .parts'may be resorted companying drawing, 'whereinz Figure 1' is a perspective of the position;

Figure 2 is a similar :view illustrating the device in unlocked position;

c Figure 3 is a side elevatlon of the device; I

Figure lis an edge elevationof one of the elements of the invent on; and v I Figure 5 is an edge view ofthe wearplate embodied inthe invention. i r

Referring in detail to .thedr awing wherein slmllar characters of reference des gnate similar parts throughout the several views,

the numeral 5 designates the upper sash of a window while 6 designates the' lower, sash.

My improved stop comprises a plate 10 bent intermediate its endsto afford a channel-shaped member or keeper 11, This plate 10 is secured by fastenings 12 to the inner face of one of the side-rails of the upper ing pin 15 disposed in'horizontal alinement with the channel-shaped member or keeper 11. In order to lock the plate or abutment respect to each other.

asses attachedto a window and arranged in locked the position shown in Figure 1, a-locking boltl6is provided having a longitudinal slot-'17 through which 1 the pin 15 extends.

Thisclocking bolcle isforined with alright angularly. disposed finger engaging element mm L. sI-IANkLann, "or innwroin Iowa. g

18 at one end whereby tor-move the. locking lower 'sash6 1s a wear plate 19. provided with a transverse depression 20 in which one endof lowering of thesash 5 and the raising of the sash6.v

Withthe parts in the position shown in maybe moved only a slight distance with When the device is not-in use, the hinged plateor abutment 13 is swung inwardly to lie against. the inner facelof the side rail of the. sash 5 as shown in FigureQ. g l

. It is to be understood-that the form of my invention jhereinshown and described isto be taken as a preferred example of the same, and that various changes in the shape, size to without departing fromthe spirit of the invention or the scope of the ,subj oined claims.v

secured to one of'theside rails of the sliding window sash, a keeper formed therein an abutment hinged to the plate and capable of being swung outwardlyto overlie the other sash and capable of being swung inwardly against the plate when not; in use, and a locking bolt slidably' and pivotally mounted on the abutment for engagement in the keeper to retain the abutment inoperative vtheabutmentis adapted toengage-upon the e. I i

Figure 1, itwill-be' manifest that the sashes i 1.- A window stop comprising 'a' plate to be Y i position and adapted to be swung parallel tothe plate when not in use. 1 c I 2A device of the character described comprising a sheet metal plate adapted to be mounted upon one of the side rails ofa sliding window sash and bent intermediate its'ends to afford a channel-shaped keeper, a sheet metal abutment hinged to the plate and adapted to bearranged in a position to overlie the upper end of the other sash, an out standing pin carried by the abutment, a bolt. provided with a longitudinal slot through abutment in Operative: position and adapfiejd the la clfm'v ar r afiged in" inoperative 0 v '13. Amlevi'ce *ofthecha-ragterjdescpibgd t g? be, retracted-"and swung p01 a pq slijtion ftoi extend longitudinally." dif the' abutment when y itl ed e pi e 6 b r eeiw the keep noti nau se. 1

1 "1a device of th'e charactef desg ribed, 20 

